class Opal::Parser

def new_regexp(reg, ending) 

def new_regexp(reg, ending)
  return s(:regexp, '') unless reg
  case reg.type
  when :str
    s(:regexp, reg[1], value(ending))
  when :evstr
    s(:dregx, "", reg)
  when :dstr
    reg.type = :dregx
    reg
  end
end